A movable table stand is mainly composed of a platform, a first foot frame, a second foot frame and a joint member. The platform has an upper surface for a table saw to be mounted thereon and provided with a sliding groove at its two lengthwise sides respectively. A locking member is set at a front end of each sliding groove. The first foot frame is fixed pivotally with a supporting shaft having a sliding pivot at its two sides respectively for sliding along the sliding groove of the platform. The second foot frame is provided with a fixing bolt at its two sides respectively able to insert coordinately into the joint member. The joint member is fixed on the first foot frame and connected pivotally with the platform and the second foot frame.